22546904227 has 2 divisors, whose sum is σ = 22546904228. Its totient is φ = 22546904226.

The previous prime is 22546904189. The next prime is 22546904231. The reversal of 22546904227 is 72240964522.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22546904227 - 2¹¹ = 22546902179 is a prime.

It is not a weakly prime, because it can be changed into another prime (22546934227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11273452113 + 11273452114.

It is an arithmetic number, because the mean of its divisors is an integer number (11273452114).

Almost surely, 2^22546904227 is an apocalyptic number.

22546904227 is a deficient number, since it is larger than the sum of its proper divisors (1).

22546904227 is an equidigital number, since it uses as much as digits as its factorization.

22546904227 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 483840, while the sum is 43.

The spelling of 22546904227 in words is "twenty-two billion, five hundred forty-six million, nine hundred four thousand, two hundred twenty-seven".